LG DP471B - Opu Circuit Diagram

Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3-23 3-24
2. OPU CIRCUIT DIAGRAM
VREF1
DVD-VR
A
-
DA
RT_-
D
AR
E
DVD_VRB
/LDSW
DVD_VR
D
C
PUH-DVDLD
F
PUH-CDLD
CD_VR
PUHRF
DVDMDI
LDSW
D
PUHRF
B
E
C
VREF1
F
CDMDI
CDLDO
DVDLDO
RAD+
RAD-
FOC-
FOC+
CD-VR
PUH_DVDLD
T
_
-D
L
ES-D
E
LS
SELD+_TSLED+
CDLDO
PUH_DVDLDPUH_CDLD
DVDMDI
CDMDI
LDSW
PUH_CDLD
DVDLDO
SW1_T
SELD-_T
SP+_T
SP-_T
SW2_T
SELD+_T
SW1_T
A
/LDSW
CD-VR
DVD-VR
PUH-CDLD
PUH-DVDLD
GND
SW2_T
SP+_T
SP-_T
+5V_RF
FOC+
FOC+_T
RAD+RAD+_T
RAD+_T
FOC+_T
FOC-_T
RAD-_T
5V_RF_EMI
5V_RF_EMI
FOC-_T
RAD+_T
RAD-_T
FOC+_T
-
COF
T
_
-CO
F
CD_VR
PUHRF
DVDMDI
A
B
VREF1
C
CDLDO
DVDLDO
LDSW
E
CDMDI
D
F
SLED-
SLED+
FOC+
FOC-
RAD+
RAD-
SP-
SP+
OPUSW1
+5V_RF
+5V_RF
+5V_RF
RF3.3VRF3.3V
+5V_RF
C357 NC/470P/50V/0402
R165 0/J/0603
TP43
1
C163 0.1U/25V/0402
C164 0.1U/25V/0402
L42 0/J/0603
R160 0/J/0603
L43 0/J/0603
C356 NC/470P/50V/0402
TP26
1
TP35
1
TP21
1
TP44
1
L5 1A/120OHM/0603
Q5
2SB1132
B
EC
CN5
AF324K-A2G11/0.5/UP/FPC
G1 G2
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
18
19
20
21
22
23
24
TP32
1
R164
NC
C352
100P/50V/0402
TP31
1
R19
5.1/F/0402
TP24
1
TP69
1
C37
0.1U/25V/0402
CN4
4P/2.0/RA/A2001
1
2
3
4
C358 NC/470P/50V/0402
C351
100P/50V/0402
TP27
1
R150
10K/F/0402
Q4
2SB1132
B
EC
Q22
2SK3018
D
G
S
TP49
1
TP39
1
L96
1A/600OHM/0603
L44 0/J/0603
TP34
1
R163
100K/F/0402
TP22
1
TP28
1
TP37
1
C20 100P/50V/0603
TP23
1
+
TC2
47U/6.3V/A
12
TP29
1
C156 10P/50V/0603
TP48
1
TP25
1
R166
100K/F/0402
C158
22U/6.3V/0805
C157 10P/50V/0603
Q20
PMBS3904
B
EC
TP8
1
TP38
1
Q23
2SK3018
D
G
S
TP50
1
TC8
NC/47U/10V/B
C11 100P/50V/0603 +
TC3
47U/6.3V/A
12
CN3
2P/2.0/RA/A2001
1
2
TP47
1
TP51
1
TP30
1
L7 1A/120OHM/0603
L41 0/J/0603
TP33
1
C359 NC/470P/50V/0402
R159
10K/F/0402
R189
0/J/0402
L40 0/J/0603
C165
0.1U/25V/0402
R17
5.1/F/0402
C38
0.1U/25V/0402
TP7
1
R149 0/J/0402
TP42
1
C160
0.1U/25V/0402